body {
    margin: 0px;
    padding: 0px;
}

.sbody {
    position: static;
    width: 100%;
    box-sizing: border-box;
    height: calc(100vh - 90px);
}

.left_frm {
    width: 350px;
    height: calc(100vh - 50px);
    border-right: 1px solid #ccc;
    float: left;
    box-sizing: border-box;
    overflow: auto;
    background-color: #f7f7f7;
    /*border-top: 1px solid #ccc;*/

}

.right_frm {
    width: calc(100% - 350px);
    padding: 0px 0px 0px 0px;
    float: left;
    box-sizing: border-box;
    overflow: auto;
    height: calc(100vh - 50px);
    background-color: #fafafa;
}

.text_body {
    width: 90%;
    margin-left: 10px;
    background-color: #fff;
    padding: 0px 30px 20px 10px;
    box-sizing: border-box;
    /*margin-top: 61px;*/
    min-height: calc(100vh - 60px - 60px);

}

.text_cnt_body {
    position: relative; /*必须加上，不然katex会刷出边界*/
}

.text_info_frm {
    overflow: auto;
    overflow-y: hidden;
}

.text_info_body {
    padding: 0px;
    min-width: 650px;
}

/*滚动条*/
.text_info_frm::-webkit-scrollbar {
    width: 5px;
    height: 7px;
    box-sizing: border-box;
}

/*定义滚动条轨道 内阴影+圆角*/
.text_info_frm::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 6px #ecedf0;
    background-color: #ecedf0;
    box-sizing: border-box;
}

/*定义滑块 内阴影+圆角*/
.text_info_frm::-webkit-scrollbar-thumb {
    border-radius: 1px;
    -webkit-box-shadow: inset 0 0 6px #8fd2dc;
    background-color: rgba(188, 189, 193, 0.39);
    box-sizing: border-box;
}

/*滚动条里面的小方块，能向上向下移动（或向左向右移动）*/
.text_info_frm::-webkit-scrollbar-corner {
    background-color: #ecedf0;
    box-sizing: border-box;
}

/*边角，即垂直滚动条和水平滚动条相交的地方*/

.title_row {
    text-align: center;
    width: 100%;
    min-height: 30px;

}

.title_item {
    width: 700px;
    height: 30px;
    font-size: 22px;
    font-family: 粗体;
    font-weight: bold;
    letter-spacing: 3px;
    display: inline-block;
    line-height: 30px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    margin: 0px;
    padding: 15px 0px 0px 10px;
    /*box-sizing: border-box;*/
}

.text_info_item {
    display: inline-block;
    width: 210px;
    height: 100%;
    font-size: 13px;
    vertical-align: bottom;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    /*color: #3c3c3c;*/
}

.text_info_row {
    width: 100%;
    /*height: 25px;*/
    padding-top: 5px;
    box-sizing: border-box;
    text-align: center;
    padding: 5px 0px 10px 0px;
    box-sizing: border-box;
    color: #5a5a5a;
}

.line_row {
    width: 100%;
    border-bottom: 1px #ccc solid;
}

.errup_bnt {
    position: fixed;
    border: 1px #ccc solid;
    font-weight: bold;
    font-size: 22px;
    letter-spacing: 5px;
    line-height: 50px;
    text-align: center;
    user-select: none;
    border-radius: 5px;
    display: block;
    bottom: 60px;
    right: 50px;
    color: #000000;
    text-decoration: none;
    background-color: #f6f6f6;
    width: 150px;
    height: 50px;
    letter-spacing: 0px;
}

.errup_bnt:hover {
    cursor: pointer;
    background-color: #e6e6e6;
}

.errup_bnt:active {
    box-shadow: 0px 0px 5px #ccc;
}

/*重写代码高亮prism的设置*/
.token.operator {
    background-color: inherit;
}

.video_frm {
    width: 100%;
    background-color: #eeeeee;
    padding: 10px 0px;
    box-sizing: border-box;
    white-space: normal; /*必须加这个xgplayer才能显示按钮等图标*/
}

.video_box {
    background-color: #ffffff;
    margin: auto;
}

.unlogin_tip {
    font-size: 30px;
    width: 100%;
    height: 100px;
    margin-top: calc(25% - 100px);
    text-align: center;
    color: #5a5a5a;
    letter-spacing: 2px;
}

.search_frm {
    width: 100%;
    height: 35px;
    border-bottom: 1px solid #ccc;
    background-color: #3c4247;
    box-sizing: border-box;
    background-color: #ccc;
    background-color: transparent;
}

/*搜索*/
.search_input {
    float: left;
    width: calc(100% - 45px);
    height: 25px;
    box-sizing: border-box;
    font-size: 14px;
    margin: 5px;
    margin-left: 8px;
    margin-right: 0px;
    border: 1px solid #e3e3e3;
    padding: 8px;
    text-shadow: 0.1px 0.1px 0.1px #5a5a5a;
    border-radius: 0px;
    outline: none;
    resize: none;
}

.search_input:hover {
    background-color: #eee
}

.search_icon {
    float: left;
    width: 30px;
    height: 23px;
    border: 1px solid #e3e3e3;
    margin-top: 5px;
    border-left: 0px;
    text-align: center;
    vertical-align: middle;
    font-size: 22px !important;
    color: #5a5a5a !important;
    background-color: #fff;
}

.text_login_span {
    color: red;
    text-decoration: underline;
}

.text_login_span:hover {
    cursor: pointer;
}